Half Distance Triathlon Elsinore, Denmark: Race in the Half Distance Elsinore in Denmark, starting with a 1.9 km swim in Elsinore Harbour, beside the historic Kronborg Castle, with water temperatures around 63°F (17°C). The 90 km bike course follows the Northern Sealand coastline and countryside, offering a fast, scenic ride with minor ascents. Finish with a 21.1 km run around Kronborg Castle and through Elsinore’s city center, where thousands of spectators will cheer you on. Race day ...